*SUPPORT*
IN: lug tufa fep tufa dax OUT: PURPLE GREEN RED
IN: dax lug lug OUT: RED PURPLE PURPLE
IN: lug wif kiki lug tufa fep zup fep OUT: GREEN PURPLE BLUE BLUE PURPLE PURPLE PURPLE GREEN
IN: fep wif OUT: GREEN BLUE
IN: dax kiki lug OUT: RED RED PURPLE PURPLE PURPLE
IN: lug kiki fep tufa wif OUT: PURPLE PURPLE GREEN GREEN GREEN BLUE
IN: lug dax OUT: PURPLE RED
IN: dax lug OUT: RED PURPLE
IN: wif tufa fep OUT: BLUE GREEN
IN: lug dax dax OUT: PURPLE RED RED
IN: fep zup dax OUT: RED GREEN
IN: lug OUT: PURPLE
IN: lug tufa lug OUT: PURPLE PURPLE
IN: dax fep zup fep zup lug OUT: PURPLE GREEN RED GREEN

*QUERY*
IN: wif fep dax dax OUT: BLUE GREEN RED RED
IN: wif lug wif fep OUT: BLUE PURPLE BLUE GREEN
IN: wif tufa wif OUT: BLUE BLUE
IN: lug fep kiki lug OUT: PURPLE GREEN GREEN PURPLE PURPLE PURPLE
IN: dax OUT: RED
IN: fep zup lug OUT: PURPLE GREEN
IN: fep kiki fep tufa dax OUT: GREEN GREEN GREEN GREEN GREEN RED
IN: wif OUT: BLUE
IN: fep lug OUT: GREEN PURPLE
IN: wif tufa fep tufa dax OUT: BLUE GREEN RED

*GRAMMAR*
fep -> GREEN 
 dax -> RED 
 wif -> BLUE 
 lug -> PURPLE 
 x1 zup u1 -> [u1] [x1] 
 x1 tufa u1 -> [x1] [u1] 
 u1 kiki x1 -> [u1] [u1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 